Patent SG-11201810583W-A (SG)
Title: A bitumen composition comprising a wax mixture consisting of a petroleum slack wax and a fischer-tropsch wax, the use of the wax mixture in bitumen compositions, the use of the bitumen composition in asphalt compositions, asphalt compositions comprising the bitumen composition and the method of producing asphalt pavements thereof
Inventor: BUTZ THORSTEN
IPC: C08L91/08
Filed: 2017-05-26
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 30 November 2017 (30.11.2017) WIPO I PCT ill~~~~~~~~ 011101tIIl HolIII0IIIHo1111IIIIIIIl IIIII0II111111 0IIIIII (10) International Publication Number WO 2017/203052 Al (51) International Patent Classification: TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, C08L 91/08 (2006.01) C08L 95/00 (2006.01) (21) International Application Number: PCT/EP2017/062805 (22) International Filing Date: 26 May 2017 (26.05.2017) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 16171822.6 27 May 2016 (27.05.2016) EP (71) Applicant: SASOL WAX GMBH [DE/DE]; Worthdamm 13-27, 20457 Hamburg (DE). (72) Inventors: BUTZ, Thorsten; Distelweg 40a, 21244 Buch- holz (DE). OELKERS, Carsten; Freschenhausenerweg 24a, 21220 Seevetal (DE). STRYDOM, Stefan; Carl Bosch Road ChemCity, 1947 Sasolburg (ZA). HONIBALL, William; Carl Bosch Road ChemCity, 1947 Sasolburg (ZA). (74) Agent: MULLER SCHUPFNER & PART- NER PATENT- UND RECHTSANWALTSPART- NERSCHAFT MBB; Schellerdamm 19, 21079 Hamburg (DE). (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, KM, ML, MR, NE, SN, TD, TG). Published: — with international search report (Art. 21(3)) lO (54) Title: A BITUMEN COMPOSITION COMPRISING A WAX MIXTURE CONSISTING OF A PETROLEUM SLACK WAX AND A FISCHER-TROPSCH WAX, THE USE OF THE WAX MIXTURE IN BITUMEN COMPOSITIONS, THE USE OF THE BI- TUMEN COMPOSITION IN ASPHALT COMPOSITIONS, ASPHALT COMPOSITIONS COMPRISING THE BITUMEN COM- el POSITION AND THE METHOD OF PRODUCING ASPHALT PAVEMENTS THEREOF , 1 1N (57) : The present invention relates to a bitumen composition comprising a petroleum slack wax and a Fischer-Tropsch wax, © the use of the waxes in bitumen compositions, the use of the bitumen composition in asphalt compositions, asphalt compositions f'1 comprising the bitumen composition and a method for producing asphalt pavements and constructions thereof. The bitumen has proved C to have better processing characteristics.